[1] Jeju Natl Univ, Fac Appl Energy Syst, Nanomat & Syst Lab, Major Mechatron Engn, Jeju 63243, South Korea
[2] Jeju Natl Univ, R&D Ctr Energy New Ind, Jeju 63243, South Korea
[3] Luxembourg Inst Sci & Technol, Mat Res & Technol Dept, L-4422 Belvaux, Luxembourg
[4] Collaborat Univ Luxembourg, Interinst Res Grp Ferro Mat, L-4422 Belvaux, Luxembourg
[5] LIST, L-4422 Belvaux, Luxembourg